after that, michelle obama went to several hospitals to visit with those injured. among them, aaron hern, who had been harmed in the blast. the first lady was seen at children's hospital today. she bought little replicas of bo, the white house dog. he has tubes removed and was able to sit up and talk. aaron was at the finish line waiting for his mother to finish when the bombs went off. >> now the event organizers reassessing their own security plans, trying to find the balance between keeping fans safe and deep keeping things as normal as possible. local teams are no exception. a live look at the hp pavilion, the sharks play tonight at 7:30. team officials say they're confident they can keep the fans safe using the security measures they already have in place. don't expect to see anything different tonight. that is not the case for the giants, starting tomorrow, the game at at&t park you will see different security measures in place. nbc's jodi hernandez is live outside the ballpark. and really, earlier is better. >> reporter: that is right, jessica. the giants wi